Appendix C. Return-‐on-‐investment values for terrestrial, freshwater, and marine conservation efforts for African countries.
ROI for Terrestrial Ecoregions
ROI for Freshwater
Ecoregions
ROI for Marine Ecoregions
Country
based on protected
area management
costs
based on agriculture opportunity
costs
based on agriculture opportunity
costs
based on protected
area management
costs
Gabon 6355.39 37342.72 1145363.82 238.19
Equatorial Guinea 14055.26 40458.02 835282.16 177.63
Congo 3482.03 14045.96 233228.28 24.76
Libya 255.95 1078.40 135928.75 103.98
Cameroon 2896.57 6376.95 106037.98 1058.51
Mauritania
1840.77 104743.08 331.14
Botswana 1422.37 3644.28 102294.07 -‐
Algeria 223.52 974.32 63091.11 114.68
Malawi 3285.06 2998.99 51563.78 -‐
Madagascar 475.83 599.31 52093.46 850.02
Namibia 8266.38 10299.02 39924.04 79.63
Angola 3930.72 3645.06 44045.02 22.64
Sudan 469.92 446.28 44911.92 2219.88
Congo, DRC 2301.87 4943.81 39858.22 63.14
Central African
Republic 936.58 6407.54
34903.76
-‐
Zambia 24076.81 4819.43 32067.90 -‐
Tanzania 4802.91 3569.20 31803.75 5124.00
Kenya 2384.37 2030.21 30597.14 2473.89
Benin 668.40 1239.63 28958.89 5720.94
Burundi 3591.96 1512.57 24214.58 -‐
Mali 231.60 700.05 24022.60 -‐
Rwanda 2951.23 888.50 20903.25 -‐
Mozambique 2902.79 2569.61 18956.95 2516.69
Uganda 1863.65 567.66 20827.38 -‐
Sierra Leone 2437.50 1704.32 18838.06 5893.81
Egypt 26.64 178.35 20071.07 816.59
Nigeria 1000.95 610.59 19395.55 1201.13
Togo 636.42 718.18 14848.28 4306.54
Guinea-‐Bissau 423.14 541.88 14957.97 1530.66
Ethiopia 1150.53 1585.31 13419.61 -‐
Tunisia 663.77 319.13 13740.51 242.44
Guinea 506.36 966.49 12136.11 1424.84
ROI for Terrestrial Ecoregions
ROI for Freshwater
Ecoregions
ROI for Marine Ecoregions
Country
based on protected
area management
costs
based on agriculture opportunity
costs
based on agriculture opportunity
costs
based on protected
area management
costs
Morocco 1735.46 878.46 11719.67 112.80
Djibouti 291.48 469.14 10778.81 4894.53
Somalia
1299.93 9670.06 310.49
Niger 89.03 479.43 10119.35 -‐
South Africa 2375.20 834.06 7630.26 709.71
Lesotho 1488.46 777.53 6971.00 -‐
Burkina Faso 426.37 469.23 6068.26 -‐
Liberia 4958.58 1858.12 4065.18 1455.33
Chad 61.94 281.44 5387.09 -‐
Ghana 1187.54 605.91 4773.93 435.10
Eritrea 287.35 248.65 5070.79 942.61
Zimbabwe -‐ 747.14 1713.66 -‐
Senegal 657.83 398.45 1835.88 457.35
Cote d'Ivoire 1983.95 673.18 1415.93 20.26
The Gambia -‐ 262.05 952.79 404.13
Swaziland 1703.21 223.17 970.67 -‐
Comoros -‐ -‐ -‐ 1571.95
Western Sahara -‐ -‐ -‐ -‐
Sao Tome &
Principe -‐ -‐
-‐
187.89
Mayotte -‐ -‐ -‐ -‐
Seychelles -‐ -‐ -‐ 7826.04
St. Helena -‐ -‐ -‐ -‐
